Changeset fc59b580

Timestamp:

Apr 14, 2021, 4:40:19 PM (3 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

a017ee7

Parents:

6a9b12b

Message:

Clusters now keep track of the active processors as well

Location:

libcfa/src/concurrency

Files:

• kernel.cfa (modified) (2 diffs)
• kernel.hfa (modified) (1 diff)
• kernel/startup.cfa (modified) (2 diffs)

libcfa/src/concurrency/kernel.cfa

@@ -659 +659 @@
                 this.idle++;
                 /* paranoid */ verify( this.idle <= this.total );
-
+                remove(proc);
                 insert_first(this.idles, proc);
         unlock( this );
@@ -670 +670 @@
                 this.idle--;
                 /* paranoid */ verify( this.idle >= 0 );
-
                 remove(proc);
+                insert_last(this.actives, proc);
         unlock( this );
         /* paranoid */ verify( ! __preemption_enabled() );

libcfa/src/concurrency/kernel.hfa

@@ -192 +192 @@
         // List of idle processors
         dlist(processor, processor) idles;
+
+        // List of active processors
+        dlist(processor, processor) actives;
 };
 

libcfa/src/concurrency/kernel/startup.cfa

@@ -492 +492 @@
         uint_fast32_t last_size = ready_mutate_register((__processor_id_t*)&this);
                 int target = this.cltr->procs.total += 1u;
+                insert_last(this.cltr->procs.actives, this);
 
                 // Adjust the ready queue size
@@ -507 +508 @@
         uint_fast32_t last_size = ready_mutate_lock();
                 int target = this.cltr->procs.total -= 1u;
+                remove(this);
 
                 // Adjust the ready queue size